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HAMBURG, GERMANY - APRIL 11: Peter Knaebel, head coach of Hamburg looks on during the Bundesliga match between Hamburger SV and VfL Wolfsburg at Imtech Arena on April 11, 2015 in Hamburg, Germany. (Photo by Stuart Franklin/Bongarts/Getty Images)

HAMBURG, GERMANY - APRIL 11:  Peter Knaebel, head coach of Hamburg looks on during the Bundesliga match between Hamburger SV and VfL Wolfsburg at Imtech Arena on April 11, 2015 in Hamburg, Germany.  (Photo by Stuart Franklin/Bongarts/Getty Images)